We introduce the concept of a triad census of a digraph arid show how it can be used to enumerate various types of subgraph configurations. We give the basic probabilities needed for computing means and variances for a triad census under the U-MAN distribution for digraphs. These concepts are...

Dieses Lehrbuch gibt dem Leser einen Einstieg in die Stochastik und versetzt ihn in die Lage, zum Beispiel über statistische Signifikanz kompetent mitreden zu können. Es deckt den Stoff ab, der in einer einführenden Stochastik-Veranstaltung in einem Bachelor-Studiengang vermittelt werden...

Investigators of social differentials in health outcomes commonly augment incomplete micro data by appending socioeconomic characteristics of residential areas (such as median income in a zip code) to proxy for individual characteristics. However, little empirical attention has been paid to how...